Chosen at random from all the resources listed:
- T551_1 Systems Thinking and Practice by -- Uknown -- -- Uknown --
- Principles of Systems by Jay W Forrester
- Systems Engineering Planning and Identity by Jeffrey O Grady
- The Art of Systems Thinking: Essential Skills for Creativity and Problem Solving by Joseph O'Connor, Ian McDermott
- Bionomics: Economy as Ecosystem by Michael Rothschild